diff --git a/cool/hooks/pager.ts b/cool/hooks/pager.ts
index 061d15c..2cd4689 100644
--- a/cool/hooks/pager.ts
+++ b/cool/hooks/pager.ts
@@ -114,6 +114,6 @@ export class Pager {
 }
 
 // 创建分页器实例
-export function usePager(cb: PagerCallback) {
+export const usePager = (cb: PagerCallback): Pager => {
 	return new Pager(cb);
-}
+};